Best year time to visit Sejong

General weather information about Sejong

Average annual temperature is 13.7 °C

Absolute maximum temperature: 35.5 °C

Absolute minimum temperature: -14.9 °C

Number of sunny days: 194

Number of rainy days: 163

Number of snow days: 8

Average annual precipitation: 1596 mm

Look at detailed online map of Sejong

* Weather data for Sejong South Korea is based on climate observations for 2023 year

Sejong air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 13.8 12.2 25.4 27.4 32.9 35.5 34 34.7 30.6 22.6 23.9 18
Average daytime temperature (°C) 3.9 7.6 16.7 20.1 25.4 29.7 29.8 31.1 26.8 19.9 11.6 6.1
Average temperature (°C) -1.3 1.5 9.2 13.5 19.2 23.8 25.9 26.6 22.6 14.3 6.7 1.9
Average night temperature (°C) -5.8 -3.1 2.9 7.6 13.6 18.8 22.7 23 18.9 9.4 1.8 -2.1
Absolute minimum temperature (°C) -14.9 -6.2 -5.3 1 4.2 14.5 19.5 16.2 12.5 4 -6.8 -12.6

Sejong monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.4 11.4 12.6 13.7 14.5 14.7 14.6 14 13 11.8 10.7 9.9
Daylight mean duration (h) 10 10.9 12 13.1 14.1 14.6 14.4 13.5 12.4 11.3 10.2 9.7
Daylight minimum duration (h) 9.7 10.4 11.4 12.6 13.7 14.5 14 13 11.9 10.7 9.9 9.7
Sunshine mean duration (h) 8.1 8.1 9.1 7.9 8.6 10.5 8.8 9.4 8.7 8.5 7.1 6.3
Precipitation (mm) 32 4 26 63 144 131 397 331 294 16 65 95
Sunny days 19 24 24 13 21 12 4 6 12 23 17 19
Rainy days 8 4 7 17 10 18 27 25 18 8 13 8
Snow days 4 4

Sejong - weather forecast by months

January February March April May June July August September October November December

Best time to visit Sejong:

The largest precipitation sum in Sejong is at

  • July — 397(mm)
  • August — 331(mm)
  • September — 294(mm)

Weather forecast in the closest to Sejong admin centers